pair,contact1,contact2,flow1,flow2 7nbu_H_,1,3,1,1 7nbu_H_,4,8,1,1 7nbu_H_,4,76,1,1 7nbu_H_,5,9,1,1 7nbu_H_,6,10,1,1 7nbu_H_,7,11,1,1 7nbu_H_,8,12,1,1 7nbu_H_,9,13,1,1 7nbu_H_,10,14,1,1 7nbu_H_,11,14,1,1 7nbu_H_,11,15,1,1 7nbu_H_,12,16,1,1 7nbu_H_,13,17,1,1 7nbu_H_,14,18,1,1 7nbu_H_,14,74,1,1 7nbu_H_,15,19,1,1 7nbu_H_,16,21,1,1 7nbu_H_,17,70,1,1 7nbu_H_,21,64,1,1 7nbu_H_,22,62,1,1 7nbu_H_,24,60,1,1 7nbu_H_,25,57,1,1 7nbu_H_,25,58,1,1 7nbu_H_,26,58,1,1 7nbu_H_,27,32,1,1 7nbu_H_,28,29,1,1 7nbu_H_,28,56,1,1 7nbu_H_,29,33,1,1 7nbu_H_,30,34,1,1 7nbu_H_,31,35,1,1 7nbu_H_,32,36,1,1 7nbu_H_,33,37,1,1 7nbu_H_,34,38,1,1 7nbu_H_,35,39,1,1 7nbu_H_,36,40,1,1 7nbu_H_,37,41,1,1 7nbu_H_,38,42,1,1 7nbu_H_,39,44,1,1 7nbu_H_,40,43,1,1 7nbu_H_,40,47,1,1 7nbu_H_,42,111,1,1 7nbu_H_,43,63,1,1 7nbu_H_,46,61,1,1 7nbu_H_,47,61,1,1 7nbu_H_,49,59,1,1 7nbu_H_,51,57,1,1 7nbu_H_,59,61,1,1 7nbu_H_,65,67,1,1 7nbu_H_,65,68,1,1 7nbu_H_,66,68,1,1 7nbu_H_,73,129,1,1 7nbu_H_,75,127,1,1 7nbu_H_,76,125,1,1 7nbu_H_,77,79,1,1 7nbu_H_,77,125,1,1 7nbu_H_,78,84,1,1 7nbu_H_,78,123,1,1 7nbu_H_,78,124,1,1 7nbu_H_,79,82,1,1 7nbu_H_,83,123,1,1 7nbu_H_,84,124,1,1 7nbu_H_,86,122,1,1 7nbu_H_,87,90,1,1 7nbu_H_,91,116,1,1 7nbu_H_,94,97,1,1 7nbu_H_,94,99,1,1 7nbu_H_,95,98,1,1 7nbu_H_,100,128,1,1 7nbu_H_,102,126,1,1 7nbu_H_,103,110,1,1 7nbu_H_,104,123,1,1 7nbu_H_,105,108,1,1 7nbu_H_,111,115,1,1 7nbu_H_,112,113,1,1 7nbu_H_,112,116,1,1 7nbu_H_,113,117,1,1 7nbu_H_,114,118,1,1 7nbu_H_,115,120,1,1